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P0455 Diagnostic Trouble Code Discussion for May 2009

EVAP System Large Leak


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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2001 Nissan Sentra GXE 1.8L MIL Lamp on VIN: 3N1CB51D71
P0455: EVAP System Gross Leak Detected. ... 2001 nissan sentra that keeps setting codes p0455 evap emissions large leak/no flow and p1448 evap emissions vent control valve malfunction.found vent valve spring broken and valve not working .replaced carbon canister and vent valve.vehicle still setting ...
May 07, 2009
2000 Volvo S80 T6 2.8L MIL Lamp on VIN: YV1TS90DXY
P0455: evap large leak. I need help with a wiring diag and a description of how the system works. Alldata and mitchel shows differant schematics and neither match the car.
May 14, 2009
2004 Cadillac Escalade ESV 6.0L MIL Lamp on, TIGHTEN FUEL CAP VIN: 3GYFK66N04
P0455: gross leak detected. initally evap purge solinoid flowing at all times, replaced ok, upon running monitor readiness gross leak still detected, checked evap vent solinoid found light blue piston sideways and falling out/ definintly not able to close and seal correctly. replaced and...
May 18, 2009
2006 Lexus GS300 3.0L MIL Lamp on VIN: JTHCH96S76
P0455: EVAP System Gross Leak Detected. Of course this problem car belongs to my brother-in-law. He recently bought the car and the ck engine light came on shortly after. We checked it and it had 3 codes- all related to an EVAP system leak. We smoke-checked the vacuum switching valve on the canister...
May 18, 2009
2004 Cadillac Escalade ESV 6.0L MIL Lamp on, TIGHTEN FUEL CAP VIN: 3GYFK66N04
P0455: gross leak detected. initally evap purge solinoid flowing at all times, replaced ok, upon running monitor readiness gross leak still detected, checked evap vent solinoid found light blue piston sideways and falling out/ definintly not able to close and seal correctly. replaced and...
May 19, 2009
2000 Jeep Cherokee Sport 4.0L No Start, MIL Lamp on VIN: 1J4FF48S3Y
P0455: EVAP System Large Leak (0.080") Detected. This jeep has been back to us few times now for a intermittent long crank then will start. this jeep only does it sometimes, no other codes in computer beside the 1 that is listed above. Car runs good but in the morning has a long crank issue , fuel pressure i...
May 27, 2009
1999 Mitsubishi Eclipse GS 2.0L MIL Lamp on VIN: 4A3AK44Y5X
P0455: EVAP Leak Monitor Gross Leak Detected. Just curious if any Mitsubishi techs could tell me what's the deal with the charcoal canister on this car.All Data is saying that it is INSIDE the gas tank. Is it actually sitting in fuel, or does it have its own compartment.Do I need to remove the tank and re...
May 28, 2009